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Test your basic knowledge |
Biomedical Engineering Heart
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 43 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Visceral pericardium
cardiac reserve
systole
cardiac cycle
epicardium
2. Difference between resting cardiac output adn maximum exercise cardiac output
60-80
cardiac reserve
coronary veins
endocardium
3. Hormone ANP increases loss of ____in urine to decrease blood volume and blood pressure
cardiac output
sodium ions and water
medial to the lungs and superior to the diaphragm
vagus nerves
4. Narrowing of a valve
tricuspid valve
60-80
stenosis...
diastole
5. Endocardium lines the chambers of the heart
endocardium
pressoreceptors in teh carotid and aortic sinuses
closure of the valves
is smooth to prevent abnormal clotting within the heart
6. Contraction of chambers of the heart
systole
60-80
supply the heart with oxygenated blood
sodium ions and water
7. Sequence of events in one heartbeat
cardiac cycle
cardiac reserve
fibrullation
closure of the valves
8. Cardiac muscle tissue
stroke volume
ischemia
myocardium
systole
9. Veins that return blood to the right atrium
endocardium
systole
superior and inferior caval veins
prevent friction as the heart beats
10. The amount of blood that returns to teh heart
venous return
bundle of His...
bradycardia
arrhythmias
11. Upper chamber of the heart
cardiac reserve
diastole
coronary arteries
atrium
12. Contraction
medial to the lungs and superior to the diaphragm
right and left atria
systole
medulla
13. Outermost of the pericardial membranes
coronary veins
aorta
superior and inferior caval veins
fibrous epicardium
14. Area in the thoracic cavity between the lungs
sodium ions and water
mediastinum
ECG
aorta
15. The centers that regulate heart rate located in the___
medulla
medial to the lungs and superior to the diaphragm
cardiac reserve
closure of the valves
16. Very rapid and uncoordinated ventricular beat
cardiac cycle
pressoreceptors in teh carotid and aortic sinuses
60-80
fibrullation
17. Heart chambers are lined with this
endocardium
systole
aorta
aorta
18. Prevents backflow of blood from the left ventricle to the left atrium
systole
atrium
supply the heart with oxygenated blood
bicuspid valve
19. Amount of blood pumped by a ventricle in 1 minute
cardiac output
epicardium
endocardium
systole
20. Heart rate below 60 bpm
medial to the lungs and superior to the diaphragm
systole
bradycardia
tricuspid valve
21. Normal range of heart rate for a healthy adult is _____ bpm
mediastinum
medulla
SA node
60-80
22. Backflow o fblood from the arteries to the ventricles is prevented by these
aortic and pulmonary semilunar valves
closure of the valves
bundle of His...
arrhythmias
23. Nerves that transmit impulses to decrease the heart rate are the ____
coronary veins
cardiac cycle
superior and inferior caval veins
vagus nerves
24. First part of the cardia conduction pathway in teh ventircles
bundle of His...
SA node
medulla
myocardium
25. Vessel into which the left ventricle pumps blood
medial to the lungs and superior to the diaphragm
aorta
cardiac output
medulla
26. Irregular heartbeats
arrhythmias
SA node
aorta
cardiac cycle
27. Prevents backflow of blood from teh right ventricle to the right atrium
venous return
medial to the lungs and superior to the diaphragm
tricuspid valve
bundle of His...
28. Coronary sinus receives blood directly from this
bundle of His...
right and left atria
cardiac reserve
coronary veins
29. Purpose of teh coronary vessels
supply the heart with oxygenated blood
myocardium
cardiac cycle
arrhythmias
30. Part of the myocardium is deprived of its blood supply and becomes ______
ECG
ischemia
fibrullation
bicuspid valve
31. Electical activity of the heart may be depicted in an
ECG
aortic and pulmonary semilunar valves
ischemia
diastole
32. Natural pacemaker of the heart
SA node
systole
myocardium
is smooth to prevent abnormal clotting within the heart
33. Each normal heartbeat is initiated by this
SA node
supply the heart with oxygenated blood
cardiac reserve
arrhythmias
34. The chambers of teh heart that receive blood from the veins
stenosis...
ischemia
right and left atria
cardiac cycle
35. Heart is located here
cardiac output
fibrullation
medial to the lungs and superior to the diaphragm
cardiac reserve
36. 1st branches of teh ascending aorta
fibrullation
pressoreceptors in teh carotid and aortic sinuses
aorta
coronary arteries
37. Normal heart sounds are caused by
closure of the valves
fibrullation
systole
coronary veins
38. Largest artery of the body
mediastinum
prevent friction as the heart beats
aorta
tricuspid valve
39. Changes in blood pressure are detected by
bicuspid valve
endocardium
sodium ions and water
pressoreceptors in teh carotid and aortic sinuses
40. Relaxation of chambers of the heart
diastole
coronary arteries
stenosis...
medulla
41. Funciton of the serous fluid of teh pericardial membranes
cardiac reserve
prevent friction as the heart beats
systole
endocardium
42. Relaxation
medial to the lungs and superior to the diaphragm
diastole
stenosis...
sodium ions and water
43. Amount of blood pumped by a ventricle per beat
fibrullation
systole
stroke volume
stenosis...